The footer is a number and is used in checking to be sure the ___ has not changed. (Does anybody have a idea what could go in the blank? I am learning about Network Systems, and I don't recall ever learning this.)

Question

anonymous · Answer

you can put anythin in the blank it dont matter

e.mccormick · Answer

@posingocean That comment makes no sense and is not helpful. @kory.haas2 The footer is also known as the trailer and this describes it reasonably: http://computer.howstuffworks.com/question5251.htm